Get your hands on a ZEV match grade Pro Barrel and boost your scores. These pre-hardened 416R chromium stainless steel barrels feature extremely tight tolerances manufactured to +/- 0.0002" for consistency and accuracy with quality control inspections that are second to none! ZEV Match Grade Pro Barrels are some of the most precise and best looking in the industry. When precision shot placement counts you can trust your ZEV Pro Barrel exceed your expectations every time!